A startup’s first customers and investors are likely to sign on because of personal relationships with the founders, and stay because the startup makes them better off…Edgard Capdevielle, CEO of Nozomi Networks, a San Francisco-based supplier of cybersecurity solutions for industrial control systems — raised $22.5 million. Cofounders Andrea Carcano and Moreno Carullo got Nozomi’s first customers this way and won initial capital from a government-funded competition.